Palettes / Colors / #263BE0

#263BE0 — Blue

#263BE0 is a blue color we call Blue, closest to the named color RoyalBlue (#4169E1). It belongs to the blue family.

Color name

Closest CSS keyword: royalblue (#4169E1) — not an exact match. CSS royalblue gives you #4169E1, a different color; use #263BE0 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#263BE0 is a cool blue color associated with trust, calm and professionalism. It is saturated enough to be the accent — buttons, highlights and calls to action — while neutrals do the quiet work around it.

Its strongest partner is its complement #E0CA24; it also sits naturally between #2498E0 and #6C24E0. In the palettes below you can see it working alongside real color combinations from our collection.

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Color values

RGB & CMYK percentages

Red 15% · Green 23% · Blue 88%

Cyan 83% · Magenta 74% · Yellow 0% · Key 12%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #263BE0

.text { color: #263BE0; }
.background { background-color: #263BE0; }
.border { border: 3px solid #263BE0; }
.text-rgb { color: rgb(38, 59, 224); }
.text-hsl { color: hsl(233, 75%, 51%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #263BE0; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(38, 59, 224, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #263BE0; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(38, 59, 224, 0.8); }

HTML: <p style="color:#263BE0">Text here</p> · <div style="background-color:#263BE0">Div content here</div>

Shades of #263BE0

Tints of #263BE0

Tones of #263BE0

Color harmonies

Complementary — #E0CA24:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #263BE0: #FFFFFF.

Semi-transparent (opacity) text on #263BE0

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #263BE0 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #263BE0 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #263BDF  ·  #263BE1 →

Frequently asked questions

What color is #263BE0?

#263BE0 is Blue, a blue color (RGB 38, 59, 224). Its closest standard named color is RoyalBlue.

What is the RGB and HSL of #263BE0?

#263BE0 is RGB 38, 59, 224 — HSL 233°, 75%, 51% — CMYK 83%, 74%, 0%, 12%.

What colors go with #263BE0?

Its complement is #E0CA24; analogous partners are #2498E0 and #6C24E0. It also appears in 6+ palettes in our collection.

Can I use #263BE0 for text?

White text on #263BE0 has a contrast ratio of 7.54:1 (passes WCAG AA); black text gives 2.78:1.